Anthracite

https://www.wikidata.org/wiki/Q182458

Field Hierarchy

Parent
Chemistry 29.5M papers	Engineering 25.7M papers	Geography 13.4M papers	Organic chemistry 13.2M papers
History 8.1M papers	Archaeology 7M papers	Waste management 1.6M papers	Coal 293k papers
Current
Anthracite 6,062 papers
Child

Trends

Notes

History